Wall-hung electronic, gas fired, instantaneous condensing water heaters for indoor installation, of 61 kW. Titanium primary heat exchanger. Compact and ideal for any residencial space. Instant domestic hot water at a constant temperature at the opening of a tap. New CIMA advanced electronic platforms completely Made in Cosmogas. Modulation ratio 1:8. Hydrogen blend ready certified. Energy efficiency class (ERP) = A.